Hi Bhuvaneswari,
And if you use: i_readmode = if_usmd_model_ext=>gc_readmode_all_inact?
Else try:
TRY.
cl_usmd_gov_api=>get_instance( iv_model_name = 'MM' )->get_crequest_data
( EXPORTING iv_crequest_id = id_crequest
IMPORTING et_entity_data_inactive = lts_data_entity ).
CATCH cx_usmd_gov_api.
* Your handling
ENDTRY.
henk.